fixed access denied error on empty auth data

Reinier Schoof · Reinier Schoof · commit 0a1ea2df318a · 2021-06-22T15:55:12.000+02:00
diff --git a/server/handshake_resp.go b/server/handshake_resp.go
@@ -148,7 +148,7 @@ func (c *Conn) readAuthData(data []byte, pos int) (auth []byte, authLen int, new
 		}
 		if isNULL {
 			// no auth length and no auth data, just \NUL, considered invalid auth data, and reject connection as MySQL does
-			return nil, 0, 0, NewDefaultError(ER_ACCESS_DENIED_ERROR, c.RemoteAddr().String(), c.user, MySQLErrName[ER_NO])
+			return nil, 0, 0, NewDefaultError(ER_ACCESS_DENIED_ERROR, c.user, c.RemoteAddr().String(), MySQLErrName[ER_NO])
 		}
 		auth = authData
 		authLen = readBytes

Original file line number	Diff line number	Diff line change
`@@ -148,7 +148,7 @@ func (c *Conn) readAuthData(data []byte, pos int) (auth []byte, authLen int, new`
`148`	`148`	`}`
`149`	`149`	`if isNULL {`
`150`	`150`	`// no auth length and no auth data, just \NUL, considered invalid auth data, and reject connection as MySQL does`
`151`		`- return nil, 0, 0, NewDefaultError(ER_ACCESS_DENIED_ERROR, c.RemoteAddr().String(), c.user, MySQLErrName[ER_NO])`
	`151`	`+ return nil, 0, 0, NewDefaultError(ER_ACCESS_DENIED_ERROR, c.user, c.RemoteAddr().String(), MySQLErrName[ER_NO])`
`152`	`152`	`}`
`153`	`153`	`auth = authData`
`154`	`154`	`authLen = readBytes`